I am porting the examples from the macro chapters of Paul Graham's On Lisp (OL) to Clojure. My ground rules are simple: I am not going to port everything, just the code samples that interest me as I re-read On Lisp. Where Paul introduced macro features in a planned progression, I plan to use whatever Clojure feature come to mind. So I may jump straight into more "advanced" topics. Please do not as